package com.wl.blog.web.admin;

import com.wl.blog.po.User;
import com.wl.blog.service.UserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import javax.servlet.http.HttpSession;

@Controller
@RequestMapping("/admin")
public class LoginController {

    @Autowired
    private UserService userService;

    @GetMapping
    public String loginPage(){
        return "admin/login";
    }

    @GetMapping("/login")
    public String loginPage1(){
        return "admin/login";
    }

    @PostMapping("/login")
    public String login(@RequestParam String username,
                        @RequestParam String password,
                        HttpSession session, RedirectAttributes attributes
                        ) {

      User user =  userService.checkUser(username, password);
      if(user != null) {
          user.setPassword(null);
          session.setAttribute("user", user);
          return "admin/indexAdmin";
      }else {
          attributes.addFlashAttribute("message","用户名或密码错误");
          return "redirect:/admin";
      }
    }


    @GetMapping("/logout")
    public String logout(HttpSession session) {
        session.removeAttribute("user");
        return "redirect:/admin";
    }

}
